Senior Mainframe Developer

Astra North Infoteck Inc.

📍 Toronto, ON, Canada

Full-time other-general Posted June 12, 2026

Job Description

Senior Mainframe Developer Location: Toronto, ON (Hybrid) Role Summary Seeking a Senior Mainframe Developer with deep expertise in IMS and strong experience in IBM Mainframe technologies. The role involves development, maintenance, enhancement, and production support of enterprise mainframe applications. Key Responsibilities Develop and support mainframe applications using COBOL, JCL, DB2, and SQL. Design, maintain, and optimize IMS databases and transactions. Perform application enhancements, troubleshooting, and production support. Collaborate with business and technical teams to deliver scalable solutions. Required Skills Strong experience with IBM Mainframe technologies. Deep expertise in IMS (IMS DB / IMS DC). Proficiency in COBOL, JCL, DB2, and SQL. Experience with Endevor, File-AID, and CA-7. Strong analytical and problem-solving skills. Keywords: IBM Mainframe, IMS, IMS DB, IMS DC, COBOL, JCL, DB2, SQL, Endevor, File-AID, CA-7, Mainframe Developer.

5+ years